Find the value of k for which the equation x²+k(2x+k-1)=0
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Answer:
x²+k(2x+k-1)
x²+2xk+k²-k
a=1,b=2k,c=k²-k
b²-4ac=0
(2k)²-4(1)(k²-k)
4k²-4k²+4k=0
4k=0
k=-4
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Hope it will help you
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